In depth comparison and review of Samsung Galaxy Watch 3 and Apple Watch Ultra 2. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS 5.5 | WatchOS 10 |
| Supported Host Device OS | iOS 9 or later, Android 5.0 (Lollipop) or later | iOS 17 or later |
| Activity/Sport | - | Multisport, custom workouts |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Three-microphone array |
| Audio Output | - | Dual speakers |
| Width | 41 mm | - |
| Height | 42.5 mm | - |
| Depth | 11.3 mm | - |
| Weight | 48.2 g | - |
| Body Details | - | Case only: 61.4 g |
| Body Material | Stainless steel | Aerospace-grade titanium |
| Protection | Waterproof | Water-resistant, splash-resistant, corrosion resistant, dust-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, optical heart sensor, electrical heart sensor | Accelerometer, ambient light sensor, digital compass, depth gauge, electrical heart sensor, ECG sensor, blood oxygen sensor, gyroscope, water temperature sensor, temperature sensing, optical heart sensor (3d gen), always-on altimeter |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood pressure | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM), depth |
| Modes | - | Night mode |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, ECG accurate heart rate, find phone function, VO2 max, automatic exercise recognition, Fall detection, Wireless PowerShare support | Call handling, store & play music, Fall detection, Emergency SOS, heart rate zones, Family Setup support, International Emergency Calling, Siren (86-decibel), Crash Detection, noise monitoring, Compass Waypoint, precision finding for iPhone, brightness: 3000 nits, flashlight boost, track detection |
| Notifications | SMS, social apps, incoming calls | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Digital Player | MP3, WMA, WAV, AAC, AMR, MP4, OGG, 3GA, AWB, OGA | - |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| 3M UMTS Band | - | Band 1, Band 2, Band 5, Band 10 |
|---|---|---|
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 5.0 | IEEE 802.11b/g/n, LTE, Ultra-Wideband (UWB), Bluetooth 5.3 |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Type | Super AMOLED - colour | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 410 x 502 pixels |
| Screen Size | 1.2" | - |
| Aspect Ratio | Full circle | - |
| Screen Protection | Corning Gorilla Glass DX (scratch resistant glass) | Flat sapphire front crystal with display edge protection |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Type | Touch sensitive screen, rotating bezel | Touch sensitive screen, customisable action button, side button, double tap gesture |
|---|
| CASE | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Case Size | 41 mm | 49 mm |
|---|---|---|
| Case Shape | Round | Rectangular |
| Case Details | Mystic bronze | Mystic silver | Titanium |
| Crown Type | - | Digital with haptic feedback |
| BAND | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Band Type | Band | Alpine Loop |
|---|---|---|
| Band Size | - | S |
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | - | 130-160 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | G-hook |
| Band Material | Leather | Textile |
| Band Colour | - | Blue | Indigo | Olive | Orange/beige | Green/gray | Blue/black | Orange | White |
| STORAGE | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Storage Capacity | 8 GB | 64 GB |
|---|---|---|
| User Memory | 4.3 GB | - |
| RAM | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| RAM Size | 1 GB | - |
|---|
| CPU | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Manufacturer | Samsung | Apple |
|---|---|---|
| CPU Type | Exynos 9110 | S9 SiP |
| Clock Speed | 1.15 GHz | - |
| Features | - | W3 Apple wireless chip, second-generation Ultra Wideband chip, 4-core Neural Engine |
| BATTERY | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Capacity | 247 mAh | - |
| Battery Life | 120 hours | 36 hours |
| Battery Life Details | Typical usage - up to 43 hour(s) Low usage - up to 120 hour(s) |
Normal use - up to 36 hour(s) Low power mode - up to 18 hour(s) Power saving mode - up to 72 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | Yes | Yes |
| Wireless Charging Standards | WPC | - |
| MISCELLANEOUS | Samsung Galaxy Watch 3 | Apple Watch Ultra 2 |
|---|
| Included Accessories | Wireless charging dock | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | - | GymKit, Oceanic+, Depth app |
| Compliant Standards | MIL-STD 810G, IP68 | IP6X, BFR-free, PVC-free, Beryllium-free, Mercury-free, MIL-STD-810H, EN13319, Arsenic-free |
| SAR Value | 0.209 W/kg (head), 0.294 W/kg (limb) | - |
| Specific Absorption Rate (SAR) | - | 0.22 W/kg (head) 0.43 W/kg (limb) |
| Carbon Footprint | - | 0 kg carbon emissions |
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | - | 55 °C |
| Min Operating Temperature | - | -20 °C |
| Manufacturer Model Number | SM-R850 | A2986 |
| Warranty | 2-year warranty | - |
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